JP2001254383A - Blade body to be attached to bucket body of excavation machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a blade body to be attached to a bucket body of an excavation machine, which has a very high commodity value and is epoch-making. SOLUTION: The blade body 3 is provided removably at the fore end of the bottom wall of the bucket body 2. At the right and left side edges of the blade body 3, earth drop preventing bodies 4 are provided upright in a state of being joined to the lateral walls of the bucket body 2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a blade attached to a bucket provided in a shovel or a wheel loader.

[0002]

2. Description of the Related Art Conventionally, a blade 3 is attached to the tip of a bottom wall 2a of a bucket body 2 of a shovel machine 1 as shown in FIG. Numeral 3 is extremely important for satisfactorily piercing the bucket body 2 into a hard excavated soil surface.

However, the bottom wall 2 of the bucket body 2
While the blade body 3 provided at the tip a enables good excavation on the excavated soil surface, there is a problem that the earth and sand excavated from the gap S on the left and right sides of the blade body 3 easily falls off.

[0004] The present invention provides a blade body attached to a bucket body of an excavating machine of extremely high commercial value that solves the above-mentioned problems.

[0005]

The gist of the present invention will be described with reference to the accompanying drawings.

A blade 3 detachably provided at the tip of the bottom wall of the bucket body 2. On the left and right side edges of the blade body 3, a spill-preventing body 4 is provided in a state of being connected to the side wall of the bucket body 2. The present invention relates to a blade body attached to a bucket body of an excavating machine, which is provided.

A blade body 3 composed of a plurality of blade plates 5 detachably provided at the tip of the bottom wall of the bucket body 2, wherein the blade plates 5 constituting the blade body 3 are located on the left and right sides. The plate 5 has a blade body attached to a bucket body of an excavating machine, wherein an earth and sand spill prevention body 4 is erected on an outer edge thereof so as to be connected to a side wall of the bucket body 2. It is.

[0008]

According to the first aspect of the present invention, when the excavated soil surface is excavated by the bucket body 2, the blade body 3 provided at the tip of the bottom wall satisfactorily penetrates even the hard excavated soil surface. Excavation can be performed, and furthermore, the earth and sand spill prevention body 4 is erected at the left and right positions of the blade body 3 in a state of being connected to the side wall of the bucket body 2. Is prevented as much as possible, and is properly introduced into the bucket body 2.

Therefore, according to the first aspect of the present invention, since the excavation efficiency of the earth and sand in the bucket body 2 is remarkably improved, the excavation workability is extremely improved, and the revolutionary excavation of extremely high commercial value is achieved. Blade attached to the bucket body of the machine.

Further, the invention according to claim 2 exhibits the same operation and effect as the above-described invention according to claim 1,
Further, since the blade body 3 is composed of a plurality of blade plates 5 and the earth and sand spill prevention body 4 is provided on the outer edges of the blade plates 5 located on the left and right of the blade plates 5, the existing blade body 3 is provided. When exchanging only the left and right blade plates 5 in cases such as when trying to provide a soil and spill prevention function or when the blade body 3 is damaged due to repeated use and needs to be replaced, good excavation work can be easily and reliably performed. This is a blade body attached to a bucket body of an innovative digging machine, which is very convenient and extremely high in commercial value, whereby a bucket body 2 capable of performing the above-mentioned is obtained.

[0011]

BRIEF DESCRIPTION OF THE DRAWINGS The drawings illustrate one embodiment of the present invention and will be described below.

Reference numeral 1 denotes a shovel machine as an excavating machine,
2 is attached to the tip of the arm 1a of the shovel machine 1 and has a bottom wall 2
a, an upper wall 2b and left and right side walls 2c, 2d.

In this embodiment, a bucket 2 of an excavator 1 is used.
Is provided with a blade body 3 attached thereto. The blade body 3 attached to the bucket body 2 is not limited to the shovel machine 1, but may be configured to attach the blade body 3 to the bottom wall 2a of a bucket body 3 such as a wheel loader as an excavating machine. good.

The blade body 3 is composed of five blade plates 5 (the number of blade plates 5 can be appropriately designed).

Each of the blade plates 5 is made of an appropriate metal member as shown in FIG. 2, and has a base end protruding at five positions at the tip of the bottom wall 2a of the bucket body 2. A fitted portion 5a that can be fitted to the provided projecting piece 6 is provided.

A square through-hole 5a 'is formed at the center of the surface of the fitted portion 5a, and the through-hole 5a' is aligned with a fastening hole (not shown) formed in the protruding piece 6 to stop. Wearing member 7
The blade plate 5 is connected to the protruding piece 6 by press fitting.

Each blade plate 5 has a closing plate 5c protruding from the base edge thereof.

When each blade plate 5 is attached to the bucket body 2, the closing plate 5 c overlaps the upper surface of the bottom wall 2 a so that the bottom wall 2
In order to obtain a good attachment state of each blade plate 5 to the bucket body 2 by closing a gap formed between the leading edge of the blade a and the base edge of each blade plate 5. Further, each blade plate 5 has a stepped portion 5b fitted to the blade plate 5 adjacent to the left or right side edge thereof.
Are formed. Therefore, when each blade body 5 is attached to the tip of the bottom wall 2a of the bucket body 2, the strength of the entire blade body 3 can be obtained from the firm connection between the blade plates 5.

Further, among the blade plates 5 constituting the blade body 3, a pair of blade plates 5 arranged on the left and right sides is formed with an earth and sand spill-prevention body 4 at each outer edge.

As shown in FIGS. 2 and 3, the soil and spill preventive body 4 is formed by bending the outer edge of the blade plate 5 so as to be raised, and when the blade body 3 is attached to the bucket body 2. The base ends thereof are left and right side walls 2c, 2d of the bucket body 2.
And the front and back surfaces thereof are substantially flush with the front and back surfaces of the bucket body 2, and are further configured to gradually increase from the front end side to the base end side.

Therefore, when the excavated soil surface is excavated by the bucket body 2, the excavated excavated soil is prevented from falling from the left and right portions of the blade body 3 as much as possible.

Incidentally, the blade body 3 may be formed of a single wide plate, and the left and right portions of the wide plate may be bent and formed upright to form the earth and sand spill prevention body 4. Side blades 8 and 9 are provided at the distal ends of the left and right side walls 2 c and 2 d of the bucket body 2.

As shown in FIGS. 1 and 2, the side blades 8 and 9 are formed by forming a suitable metal member into a plate shape. It is attached to the lower part of the left and right side walls 2c and 2d of the body 2.

The side blades 8 and 9 are formed so that the central portions thereof are bent slightly in an inclined state. When the side blades 8 and 9 are attached to the bucket body 2, the portions protruding from the bucket body 2 are spread outward. Therefore, the left and right side blades 8 and 9 inclined outwardly allow the excavated earth and sand to be properly stored (introduced) into the bucket body 2 when the bucket body 2 excavates. .

Since the present embodiment is constructed as described above, when the excavated soil surface is excavated by the bucket body 2, the blade body 3 provided at the tip of the bottom wall pierces the excavated soil well even on a hard excavated soil surface. It is possible to excavate, and furthermore, at the left and right positions of the blade body 3, earth and sand spill prevention bodies 4 are provided on the left and right side walls 2c, 2
The excavated earth and sand is prevented from falling from the left and right portions of the blade body 3 as much as possible because it is erected in a continuous state with d, and is introduced into the bucket body 2 satisfactorily.

Therefore, according to the present embodiment, the bucket 2
The excavation efficiency of earth and sand will be dramatically improved. That is, for example, when placing earth and sand on a dump truck,
Even if the shovel machine 1 is rotated in the horizontal direction and the arm 1a swings while the earth and sand are put in the bucket body 2, the earth and sand in the bucket body 2 can spill due to the presence of the earth and spill prevention body 4. Will be prevented as much as possible.

Therefore, the excavation workability becomes very good,
Moreover, a favorable working environment can be obtained without soiling the surroundings.

The blade body 3 is composed of a plurality of blade plates 5, and the outer edge of the blade plate 5 located on the left and right of the blade plates 5 is provided with the earth and sand spill prevention body 4, so that the existing blade body 5 is provided. 3 and the blade 3
When only the left and right blade plates 5 are replaced, for example, when the blade body 2 is damaged due to repeated use and needs to be replaced, the bucket body 2 that can easily and reliably perform a good excavation operation can be obtained.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram of a use state of the present embodiment.

FIG. 2 is a perspective view showing the embodiment.

FIG. 3 is a perspective view showing a main part according to the embodiment.

FIG. 4 is a perspective view showing a conventional example.

[Explanation of symbols]

 2 bucket body 3 blade body 4 earth and sand spill prevention body 5 blade plate

Claims (2)

[Claims] 1. A blade body detachably provided at a tip of a bottom wall of a bucket body, and a soil and spill prevention body is erected on left and right side edges of the blade body in a state of being connected to a side wall of the bucket body. A blade body attached to a bucket body of an excavating machine. 2. A blade body comprising a plurality of blade plates detachably provided at a tip end of a bottom wall of a bucket body. Of the blade plates constituting the blade body, blade plates located on the left and right are provided with A blade body attached to a bucket body of an excavating machine, wherein an earth and sand spill prevention body is erected on an outer edge in a state of being connected to a side wall of the bucket body.